CN215398434U

CN215398434U - Electric folder provided with overload protector

Info

Publication number: CN215398434U
Application number: CN202122093361.3U
Authority: CN
Inventors: 易继兵; 陈晓燕; 夏小龙
Original assignee: Shanghai Fuyi Auto Parts Co ltd
Current assignee: Shanghai Fuyi Auto Parts Co ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-01-04
Anticipated expiration: 2031-09-01

Abstract

The utility model discloses an electric folder with an overload protector, which comprises a shell, wherein a gear seat is arranged in the shell, a metal gear is arranged above the gear seat, a rotating body is arranged on a central axis of the metal gear, a combined gear is arranged on the rear side of the metal gear, a motor worm is arranged on the right side of the combined gear, the top end of the motor worm is connected with a second motor, and the front side of the second motor is provided with the overload protector. Through the setting of metal gear, metal gear passes through interconnect between mount pad and the rotator and becomes integrative, is favorable to coming the rotatory rotator through rotating metal gear, and then increases the flexibility of rotator, the last skewed tooth that sets up to the slope form of metal gear utilizes the contained angle of slope, avoids taking place the condition of smooth tooth, be integrated connection structure between mount pad and the rotator, through utilizing the gomphosis structure between mount pad and the constant head tank, be favorable to connecting rotator and metal gear.

Description

Electric folder provided with overload protector

Technical Field

The utility model relates to the field of automobile rearview mirrors, in particular to an electric folder provided with an overload protector.

Background

The automobile outer rear-view mirror is an important automobile accessory for a driver to observe the running states of rear vehicles and pedestrians in the driving process of an automobile, and is an important guarantee for safe driving.

The existing electric folder in the automobile rearview mirror is not provided with an overload protector on the internal transmission mechanism, and when the motor exceeds a limit value and the load is large, the motor is easily burnt out, so that the internal transmission mechanism fails.

Therefore, it is necessary to provide an electric folder with an overload protector to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electric folder with an overload protector, which aims to solve the problem that the internal transmission mechanism of the existing electric folder in the automobile rearview mirror is not provided with the overload protector, and the motor is easily burnt out when the motor exceeds a limit value and has a large load, so that the internal transmission mechanism is out of order.

In order to achieve the above purpose, the utility model provides the following technical scheme: the utility model provides an install overload protection ware's electronic scray, includes the casing, the internally mounted of casing has the pinion stand, and the top of pinion stand is provided with metal gear, install the rotator on metal gear's the axis, and metal gear's rear side is provided with fit gear, the motor worm is installed on fit gear's right side, and the top of motor worm is connected with the second motor, the front side of second motor is provided with overload protection ware, it has the transmission worm to alternate on the inside axis of fit gear.

Preferably, the surface of the metal gear comprises helical teeth, a positioning groove and a mounting seat, the positioning groove is formed in the surface of the inner wall of the metal gear, and the mounting seat is arranged on the inner side of the positioning groove.

Preferably, the inclined angle between the helical teeth and the metal gear is 45 degrees, and the positioning groove and the mounting seat are in embedded connection.

Preferably, the combined gear and the motor worm are positioned on the same horizontal line, and a meshing structure is formed between the combined gear and the motor worm.

Preferably, the central axis of the combined gear and the central axis of the transmission worm are overlapped, and the transmission worm and the metal gear are meshed with each other.

Preferably, the rotator is including spout, perpendicular groove, installation axle, slot tooth, helicla flute, worm and first motor, and the outside surface of rotator has seted up the spout, the inner wall surface of rotator is provided with perpendicular groove, alternate in the middle of the inside of rotator has the installation axle, and the surface integration gomphosis of installation axle has the slot tooth, install the worm on the bottom axis of installation axle, and the inner wall surface of installation axle has seted up the helicla flute, the bottom of worm is connected with first motor.

Preferably, the vertical grooves are matched with the groove teeth in size, and the distribution number of the groove teeth is consistent with that of the vertical grooves.

Preferably, the vertical central axis of the mounting shaft and the vertical central axis of the worm are overlapped, and the worm is in transmission connection with the first motor.

Preferably, the worm is in threaded connection with the spiral groove, and the symmetry center of the spiral groove is consistent with the vertical center line of the mounting shaft.

In the technical scheme, the utility model provides the following technical effects and advantages:

1. the metal gear is connected with the rotating body into a whole through the installation seat by the arrangement of the metal gear, so that the rotating body is rotated by rotating the metal gear, the flexibility of the rotating body is improved, the inclined teeth arranged in an inclined shape on the metal gear are prevented from sliding by utilizing inclined included angles, the installation seat and the rotating body are in an integrated connection structure, and the rotating body and the metal gear are connected by utilizing an embedded structure between the installation seat and the positioning groove;

2. the second motor can be utilized to rotate the motor worm through the arrangement of the motor worm, the motor worm can drive the combined gear to rotate, so that the rotation of the motor worm is transmitted to the combined gear, the rotation direction of the second motor can be changed through the arrangement of the combined gear, the rotating ground force is transmitted to the transmission worm, the transmission worm can transmit the rotating force with the changed direction to the metal gear by virtue of a meshing structure between the helical teeth on the surface of the metal gear, and after the metal gear rotates, the rotating body can be driven to rotate, so that the rotating motion of the second motor is transmitted to the rotating body;

3. the arrangement of the rotating body is beneficial to installing the rearview mirror, the rearview mirror rotates along with the rotating body, the rotating motion of the rotating body rotates by utilizing the rotating motion transmitted from the second motor, and the installation shaft can move up and down along the opening direction of the vertical groove by utilizing the size matching relation between the groove teeth and the vertical groove, so that the installation shaft can help the rearview mirror to move up and down, namely move vertically;

4. the worm and the first motor are matched with each other to form rotation, when the first motor generates torque, the worm can be driven to rotate, after the first motor generates the torque, the rotating force changes the direction through the worm, and the axial upward movement ground force is provided by matching the threaded connection relationship between the worm and the spiral groove, so that the flexibility of the installation shaft is greatly improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

FIG. 1 is an overall front view block diagram of the present invention;

FIG. 2 is a schematic top view of the gear seat of the present invention;

FIG. 3 is a schematic structural view of a rotating body according to the present invention;

FIG. 4 is a schematic structural view of a metal gear and a rotating body according to the present invention;

fig. 5 is a schematic structural view of the metal gear of the present invention.

Description of reference numerals:

the motor comprises a shell 1, a gear seat 2, a metal gear 3, a 301 helical tooth, a 302 positioning groove, a 303 mounting seat, a 4 rotating body, a 401 sliding groove, a 402 vertical groove, a 403 mounting shaft, a 404 groove tooth, a 405 spiral groove, a 406 worm, a 407 first motor, a 5 complex gear, a 6 motor worm, a 7 second motor, an 8 overload protector and a 9 transmission worm.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

The utility model provides an electric folder with an overload protector, which comprises a shell 1, wherein a gear seat 2 is arranged in the shell 1, a metal gear 3 is arranged above the gear seat 2, a rotating body 4 is arranged on a central axis of the metal gear 3, a composite gear 5 is arranged on the rear side of the metal gear 3, a motor worm 6 is arranged on the right side of the composite gear 5, a second motor 7 is connected to the top end of the motor worm 6, an overload protector 8 is arranged on the front side of the second motor 7, a transmission worm 9 is inserted into the central axis in the composite gear 5, the overload protector 8 is arranged on the second motor 7, and when the current exceeds the limit value of the overload protector 8, the power supplies at two ends of the second motor 7 are automatically cut off, so that the possibility of burning the second motor 7 is prevented.

Further, in the above technical solution, the surface of the metal gear 3 includes the helical teeth 301, the positioning groove 302 and the mounting seat 303, and the positioning groove 302 is opened on the inner wall surface of the metal gear 3, the mounting seat 303 is disposed inside the positioning groove 302, and by the arrangement of the metal gear 3, the metal gear 3 and the rotator 4 are connected into a whole through the mounting seat 303, which is beneficial to rotating the rotator 4 by rotating the metal gear 3, thereby increasing the flexibility of the rotator 4.

Further, in the above technical solution, the inclination angle between the helical tooth 301 and the metal gear 3 is 45 degrees, and the positioning groove 302 and the mounting seat 303 are connected in a fitting manner, the helical tooth 301 in an inclined shape is arranged on the metal gear 3, and the occurrence of the sliding tooth is avoided by using the inclined included angle, so that the mounting seat 303 and the rotating body 4 are in an integrated connection structure, and the rotating body 4 and the metal gear 3 are favorably connected by using the fitting structure between the mounting seat 303 and the positioning groove 302.

Further, in the above technical solution, the combined gear 5 and the motor worm 6 are located on the same horizontal line, and the combined gear 5 and the motor worm 6 are in a meshed structure, and the motor worm 6 is arranged, so that the second motor 7 can be used to rotate the motor worm 6, and the motor worm 6 can drive the combined gear 5 to rotate, thereby transmitting the rotation of the motor worm 6 to the combined gear 5.

Further, in the above technical solution, the central axis of the composite gear 5 and the central axis of the transmission worm 9 are overlapped with each other, and the transmission worm 9 and the metal gear 3 are engaged with each other, the rotation direction of the second motor 7 can be changed by the arrangement of the composite gear 5, the rotational force is transmitted to the transmission worm 9, the transmission worm 9 can transmit the rotational force of the changed direction to the metal gear 3 by means of the engagement structure between the helical teeth 301 on the surface of the metal gear 3, and after the metal gear 3 rotates, the rotating body 4 can be driven to rotate, so that the rotational motion of the second motor 7 is transmitted to the rotating body 4.

Further, in the above technical solution, the rotating body 4 includes a sliding slot 401, a vertical slot 402, an installation shaft 403, a slot tooth 404, a spiral slot 405, a worm 406 and a first motor 407, the sliding slot 401 is formed on the outer side surface of the rotating body 4, the vertical slot 402 is formed on the inner wall surface of the rotating body 4, the installation shaft 403 is inserted into the middle of the inside of the rotating body 4, the slot tooth 404 is integrally embedded on the surface of the installation shaft 403, the worm 406 is installed on the bottom center axis of the installation shaft 403, the spiral slot 405 is formed on the inner wall surface of the installation shaft 403, the first motor 407 is connected to the bottom of the worm 406, the installation of the rearview mirror is facilitated by the arrangement of the rotating body 4, the rearview mirror rotates along with the rotating body 4, and the rotating motion of the rotating body 4 rotates by the rotating motion transmitted from the second motor 7.

Further, in the above technical solution, the vertical slots 402 and the vertical slots 404 are matched in size, and the number of the vertical slots 404 is the same as that of the vertical slots 402, so that the mounting shaft 403 can move up and down along the opening direction of the vertical slots 402 by using the size matching relationship between the vertical slots 402 and the vertical slots 404, and thus the mounting shaft 403 can help the rearview mirror to move up and down, that is, vertically.

Further, in the above technical solution, the vertical central axis of the mounting shaft 403 and the vertical central axis of the worm 406 are coincident with each other, the worm 406 and the first motor 407 form a transmission connection, the worm 406 and the first motor 407 are matched with each other to form a rotation, and when the first motor 407 generates a torque, the worm 406 is driven to rotate.

Further, in the above technical solution, the worm 406 and the spiral groove 405 form a threaded connection, and the symmetric center of the spiral groove 405 is consistent with the vertical center line of the mounting shaft 403, after the first motor 407 generates a torque, the direction of the rotating force is changed by the worm 406, and the threaded connection relationship between the worm 406 and the spiral groove 405 is matched, so that the upward movement force of the mounting shaft 403 is provided, and the flexibility of the mounting shaft 403 is greatly improved.

This practical theory of operation:

referring to the attached drawings 1-5 of the specification, a motor worm 6 drives a composite gear 5 to rotate, a transmission worm 9 on the composite gear 5 transmits the motion to a metal gear 3, the metal gear 3 and a rotating body 4 are connected into a whole, so that the rotating motion on a second motor 7 is transmitted to the rotating body 4 through the transmission mechanism, the rotating direction of the second motor 7 is changed, the forward rotation or reverse rotation of the rotating body 4 is realized, and the folder can realize the inward folding or outward unfolding function of the outer rearview mirror;

referring to the description of fig. 1-5, when the first motor 407 generates a torque, the worm 406 is driven to rotate, after the first motor 407 generates the torque, the rotating force changes the direction through the worm 406, and provides a force for moving the mounting shaft 403 upward in cooperation with the threaded connection between the worm 406 and the spiral groove 405, and the mounting shaft 403 moves up and down along the opening direction of the vertical groove 402, so that the mounting shaft 403 can help the rearview mirror move up and down, i.e., vertically.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.

Claims

1. An install overload protector's electronic scray, includes casing (1), its characterized in that: the utility model discloses a motor, including casing (1), the internally mounted of casing (1) has pinion stand (2), and the top of pinion stand (2) is provided with metal gear (3), install rotator (4) on the axis of metal gear (3), and the rear side of metal gear (3) is provided with fit gear (5), motor worm (6) are installed on the right side of fit gear (5), and the top of motor worm (6) is connected with second motor (7), the front side of second motor (7) is provided with overload protector (8), it has transmission worm (9) to alternate on the inside axis of fit gear (5).

2. The motorized folder equipped with an overload protector according to claim 1, wherein: the surface of the metal gear (3) comprises inclined teeth (301), a positioning groove (302) and a mounting seat (303), the positioning groove (302) is formed in the surface of the inner wall of the metal gear (3), and the mounting seat (303) is arranged on the inner side of the positioning groove (302).

3. The motorized folder equipped with an overload protector according to claim 2, wherein: the inclined angle between the inclined teeth (301) and the metal gear (3) is 45 degrees, and meanwhile the positioning groove (302) is connected with the mounting seat (303) in a embedding mode.

4. The motorized folder equipped with an overload protector according to claim 1, wherein: the combined gear (5) and the motor worm (6) are positioned on the same horizontal line, and the combined gear (5) and the motor worm (6) are in a meshing structure.

5. The motorized folder equipped with an overload protector according to claim 1, wherein: the central axis of the combined gear (5) and the central axis of the transmission worm (9) are superposed with each other, and the transmission worm (9) and the metal gear (3) are meshed with each other.

6. The motorized folder equipped with an overload protector according to claim 1, wherein: rotator (4) including spout (401), perpendicular groove (402), installation axle (403), slot tooth (404), spiral groove (405), worm (406) and first motor (407), and outside surface of rotator (4) has seted up spout (401), the inner wall surface of rotator (4) is provided with perpendicular groove (402), alternate in the middle of the inside of rotator (4) and have installed axle (403), and the surface integration gomphosis of installation axle (403) has slot tooth (404), install worm (406) on the bottom axis of installation axle (403), and the inner wall surface of installation axle (403) has seted up spiral groove (405), the bottom of worm (406) is connected with first motor (407).

7. The motorized folder equipped with an overload protector according to claim 6, wherein: the sizes of the vertical grooves (402) are matched with those of the groove teeth (404), and the distribution number of the groove teeth (404) is consistent with that of the vertical grooves (402).

8. The motorized folder equipped with an overload protector according to claim 6, wherein: the vertical central axis of the mounting shaft (403) and the vertical central axis of the worm (406) are mutually overlapped, and the worm (406) is in transmission connection with the first motor (407).

9. The motorized folder equipped with an overload protector according to claim 6, wherein: the worm (406) and the spiral groove (405) form threaded connection, and the symmetrical center of the spiral groove (405) is consistent with the vertical center line of the mounting shaft (403).